Year % (cumulative) 2003 83.5342483520508 2011 89.4246063232422 2014 93.0575103759766 2015 93.5825347900391 2016 93.8244934082031 2017 94.5397644042969 2018 79.6583862304688 2019 95.575080871582 2020 96.139762878418 2021 94.0969619750977